#include<stdio.h>
#include<stdlib.h>

int main(int argc,char* argv[])
{
    float x,y,a;
    for(y=1.5;y>-1.5;y-=0.1)
    {
        for(x=-1.5;x<1.5;x+=0.05)
        {
            a=x*x+y*y-1;
            putchar('\n');
        }
    }
    return 0;
}
